Microtome



FIG. 1 is a front-top-right side perspective view of a microtome;

FIG. 2 is a front-top-left side perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines illustrate unclaimed portions of the microtome that form no part of the claimed design. 

CLAIM The ornamental design for a microtome, as shown and described. 